Kathy Ann Najimy is an American actress and activist. She is best known for her roles in the films Soapdish (1991), Sister Act (1992), Hocus Pocus (1993), Hope Floats (1998), The Wedding Planner (2001), and Rat Race (2001), as well as her portrayal of Olive Massery on the NBC sitcom Veronica's Closet (1997–2000) and for voicing Peggy Hill on the animated television series King of the Hill (1997–2010).